chore: Additional assertion and apply formatter

Author: denniskawurek

mcp-spring/mcp-spring-webflux/src/main/java/io/modelcontextprotocol/server/transport/WebFluxSseServerTransportProvider.java

@@ -159,7 +159,9 @@ public WebFluxSseServerTransportProvider(ObjectMapper objectMapper, String conte
 		Assert.notNull(contextPath, "Context path must not be null");
 		Assert.notNull(baseUrl, "Message base path must not be null");
 		Assert.notNull(messageEndpoint, "Message endpoint must not be null");
+		Assert.hasText(messageEndpoint, "Message endpoint must not be empty");
 		Assert.notNull(sseEndpoint, "SSE endpoint must not be null");
+		Assert.hasText(sseEndpoint, "SSE endpoint must not be empty");
 
 		this.objectMapper = objectMapper;
 		this.contextPath = Utils.removeTrailingSlash(contextPath);

mcp-spring/mcp-spring-webflux/src/test/java/io/modelcontextprotocol/server/WebFluxSseCustomPathIntegrationTests.java

@@ -97,8 +97,8 @@ public void testCustomizedEndpoints(String baseUrl, String messageEndpoint, Stri
 	}
 
 	/**
-	 * This is a helper function for the tests which builds the SSE endpoint to pass to the client transport.
-	 *
+	 * This is a helper function for the tests which builds the SSE endpoint to pass to
+	 * the client transport.
 	 * @param contextPath context path of the server.
 	 * @param baseUrl base url of the sse endpoint.
 	 * @param sseEndpoint the sse endpoint.

mcp-spring/mcp-spring-webmvc/src/test/java/io/modelcontextprotocol/server/WebMvcSseCustomPathIntegrationTests.java

@@ -122,8 +122,8 @@ public void testCustomizedEndpoints(String baseUrl, String messageEndpoint, Stri
 	}
 
 	/**
-	 * This is a helper function for the tests which builds the SSE endpoint to pass to the client transport.
-	 *
+	 * This is a helper function for the tests which builds the SSE endpoint to pass to
+	 * the client transport.
 	 * @param contextPath context path of the server.
 	 * @param baseUrl base url of the sse endpoint.
 	 * @param sseEndpoint the sse endpoint.

mcp/src/main/java/io/modelcontextprotocol/util/Utils.java

@@ -53,7 +53,6 @@ public static boolean isEmpty(@Nullable Map<?, ?> map) {
 		return (map == null || map.isEmpty());
 	}
 
-
 	/**
 	 * Removes the trailing slash character of the given String.
 	 * @param str the String to remove the trailing slash